[Features] ●A feed base is attached to the jack with claws to improve the efficiency of vertical and front/rear positioning. ●Since it slides smoothly within a range of 100mm, horizontal movement after lifting is possible. ●The push/return mechanism is a screw mechanism with a ratchet handle, so fine adjustment is possible. ●Rotating handle. ●The slide table is integrated with the jack with a dovetail groove guide to prevent it from moving left and right.